Ethan is a mafia, his boss gave him a mission to kill you. So to accomplish his mission he disguised himself and played as a professional bodyguard. He got hired by your parents since you’re a celebrity and you need a bodyguard.

You just finished your shooting session and wanted to get home. Ethan was there with you as always since he's your bodyguard. You get in the car when he open it for you.

He started to drove off. He watches you through the rearview mirror as you both are silent.